🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.83 AU - 1.27 AU

Year: 397 Days

Day: 29.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 169.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.04 AU - 1.14 AU

Year: 420 Days

Day: 16.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,855,871 km

• M1: 270,772 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.91 AU - 2.05 AU

Year: 1028 Days

Day: 37.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.16 AU - 2.62 AU

Year: 1363 Days

Day: 41.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.45 AU - 3.87 AU

Year: 2583 Days

Day: 15.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.8

Radius: 13.5

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.19 AU - 5.93 AU

Year: 4200 Days

Day: 6 Hours

Environment

Temp: -145 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,855,871 km

• M1: 169,644 km (0.12 R)
• M2: 736,022 km (0.091 R)
• M3: 1,180,477 km (0.052 R)
• M4: 1,811,630 km (0.084 R)
• M5: 3,011,854 km (0.072 R)
• M6: 3,432,972 km (0.036 R)
• M7: 4,049,016 km (0.057 R)
• M8: 5,815,767 km (0.052 R)
• M9: 6,290,291 km (0.026 R)
• M10: 9,786,693 km (0.087 R)
• M11: 11,391,579 km (0.038 R)
• M12: 13,266,638 km (0.083 R)
• M13: 14,680,189 km (0.099 R)
• M14: 15,847,202 km (0.111 R)
• M15: 18,682,530 km (0.105 R)
• M16: 19,985,976 km (0.058 R)
• M17: 20,523,930 km (0.098 R)
• M18: 21,769,931 km (0.078 R)
• M19: 22,700,729 km (0.071 R)
• M20: 26,128,614 km (0.104 R)
• M21: 27,674,409 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.4

Radius: 9.8

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.08 AU - 7.44 AU

Year: 6485 Days

Day: 11.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,855,871 km

• M1: 122,221 km (0.105 R)
• M2: 686,654 km (0.074 R)
• M3: 1,206,058 km (0.119 R)
• M4: 1,578,557 km (0.101 R)
• M5: 2,861,508 km (0.039 R)
• M6: 3,823,123 km (0.116 R)
• M7: 4,811,068 km (0.108 R)
• M8: 5,762,211 km (0.095 R)
• M9: 6,462,927 km (0.074 R)
• M10: 7,317,879 km (0.113 R)
• M11: 9,097,645 km (0.118 R)
• M12: 9,965,761 km (0.112 R)
• M13: 10,888,032 km (0.084 R)
• M14: 14,462,075 km (0.108 R)
• M15: 14,831,133 km (0.12 R)
• M16: 16,713,822 km (0.102 R)
• M17: 21,082,080 km (0.109 R)
• M18: 23,095,817 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.3

Radius: 11

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.33 AU - 10.87 AU

Year: 11843 Days

Day: 13.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 96.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,855,871 km

• M1: 136,732 km (0.108 R)
• M2: 481,107 km (0.11 R)
• M3: 1,093,560 km (0.093 R)
• M4: 1,557,314 km (0.114 R)
• M5: 2,151,068 km (0.066 R)
• M6: 5,420,529 km (0.116 R)
• M7: 8,118,527 km (0.095 R)
• M8: 8,714,824 km (0.105 R)
• M9: 9,663,723 km (0.099 R)
• M10: 10,042,804 km (0.097 R)
• M11: 11,137,113 km (0.056 R)
• M12: 11,873,733 km (0.069 R)
• M13: 12,530,617 km (0.092 R)
• M14: 13,269,481 km (0.094 R)
• M15: 16,119,021 km (0.066 R)
• M16: 16,518,597 km (0.113 R)
• M17: 20,109,993 km (0.08 R)
• M18: 20,573,298 km (0.092 R)
• M19: 21,521,299 km (0.086 R)
• M20: 22,087,527 km (0.088 R)
• M21: 22,580,751 km (0.035 R)
• M22: 23,846,200 km (0.11 R)
• M23: 24,365,304 km (0.096 R)
• M24: 28,021,327 km (0.09 R)
• M25: 29,680,218 km (0.105 R)
• M26: 31,714,749 km (0.06 R)
• M27: 34,606,475 km (0.093 R)
• M28: 38,020,748 km (0.072 R)
• M29: 39,326,887 km (0.08 R)
• M30: 40,417,754 km (0.12 R)
• M31: 41,778,197 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.4

Radius: 6.3

Gravity: 18.48 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 13.33 AU - 19.37 AU

Year: 24392 Days

Day: 20.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,855,871 km

• M1: 78,688 km (0.103 R)
• M2: 912,248 km (0.107 R)
• M3: 1,158,486 km (0.077 R)
• M4: 1,749,248 km (0.09 R)
• M5: 2,069,238 km (0.08 R)
• M6: 4,117,681 km (0.12 R)
• M7: 6,287,000 km (0.059 R)
• M8: 10,780,771 km (0.069 R)
• M9: 17,579,695 km (0.085 R)
• M10: 21,032,413 km (0.075 R)
• M11: 26,422,275 km (0.069 R)
• M12: 32,257,340 km (0.094 R)
• M13: 37,982,600 km (0.104 R)
• M14: 38,742,707 km (0.103 R)
• M15: 40,136,361 km (0.091 R)
• M16: 42,370,156 km (0.083 R)
• M17: 46,909,704 km (0.059 R)
• M18: 49,747,276 km (0.112 R)
• M19: 62,242,737 km (0.1 R)
• M20: 64,581,700 km (0.111 R)
• M21: 73,815,479 km (0.065 R)
• M22: 74,051,096 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 16,318 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit